Drill the Holes A 1/2″ is perfect for 2-3 lights. You can use any drill bit, but a “step” drill bit makes drilling plastic easy. You can also use a soldering iron to melt the holes. Just make sure you have terrific ventilation before melting the plastic. Share the Sparkle :)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window)Like this:Like Loading...